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Environmental Sciences Quiz 183 (60 MCQs)

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1. Plates slide past one another at ..... boundaries.
2. A(n) ..... is made up of several large cities that have sprawled to the point that they run together.
3. If plants are able to produce their own food and they are one of the most important factor in the food web, what organisms are second in important only to producers
4. Which layer is the outermost layer?
5. The movement of carbon from the nonliving environment into living things and back.
6. The water in the seas and oceans is .....
7. An animal that eats only animals
8. Which compound below is Organic?
9. The narrow layer of Earth where life-supporting conditions exist is called the
10. The first step in the decision-making model is
11. What does composting do for the environment?
12. Water is a polar covalent molecule. What does "polar" mean?
13. How do water and wind affect Earth's landscape?
14. The percentage of a rocks total volume that is taken up by pore space is the:
15. What is caused by excessive nutrient runoff into aquatic ecosystems?
16. ..... occurs on a surface where no ecosystem currently exists, and there is no soil present.
17. What happens during the treatment step in refining crude oil for energy use?
18. Any geological formation containing or conducting ground water, especially one that supplies the water for wells, springs, etc that come from further underground.
19. It is a biological community of interacting organisms and their physical environment.
20. Which career could help the environment by designing structures using sustainable materials, alternative energy practices, etc.?
21. The ultimate source of energy for most forms of life on Earth is
22. What do composting machines help convert?
23. Which atmospheric layer contains the protective ozone layer?
24. Petroleum and natural gas form from .....
25. Bacteria and fungi are known as ..... because they break down the remains of organisms.
26. Ecosystem term was coined by
27. ..... waves travel through the Earth's interior during an earthquake.
28. Are tiny solid or liquid particles suspended in air. examples are dust, pollen, soot, or ash
29. A resource is considered (thought of as) renewable if it is .....
30. What type of accident was Chernobyl, considered to be one of the worst of its kind?
31. The most common gas in the atmosphere.
32. Which term best describes the mosquito larvae?
33. A vacant lot is a(n)
34. A wheel that changes the force of a moving gas or liquid into energy that can do work.
35. Put the items below in correct sequence for the generation of electricity using the wind 1-generator converts mechanical energy into electrical energy 2-wind turns the wind turbine blade 3-the gear box transfers mechanical energy to the generator 4-electricity is transferred to the grid
36. Getting two end products from one source
37. Which layer of the atmosphere aborbs UV light?
38. C-14 has a half life of 5, 730 years. If a sample of fossilized wood is tested for the ratio of C-14 to N-14 and found to contain 25% C-14 and 75% N-14. How old is the sample? Hint:How many times do you need to cut something in half to have 25%?
39. How much of the earth's water is considered FRESH water?
40. What is a gradual process of change and replacement of the types of species in a community called?
41. The Canada-US Air Quality Agreement was designed to .....
42. What is the advantage of hydroponics systems?
43. What is an example of a feedback mechanism that affects fish populations in their natural ecosystem?
44. The tragedy of the commons occurs when individuals pursuing their own self-interest
45. The mass of the chocolate cake is 250 g.
46. Nonliving factors that affect living organisms in an ecosystem
47. Ocean acidification occurs when
48. What is the difference between standing water and flowing water?
49. Which answer choice addresses the issue of stratospheric ozone depletion?
50. All of the following are evidence of evolution, except
51. The theme for world environmental day 2021 is-
52. All of the organisms of one species living in the same area.
53. A type of research that aims to explain and describe is a ..... research.
54. Which of the following is NOT a common element to all living things?
55. Why is nuclear energy not as prevalent in the world today?
56. True or False:Minerals can be man-made.
57. Experiments include many trials, since:
58. Which of the following is made from the remains of swamp plants that lived millions of years ago?
59. Which of the following is NEVER abiotic?
60. Hydrocarbons such as gasoline, solvents, paints, finger nail polish & thinners that vaporize easily.
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